/**
* Copyright (c) 2010, Regents of the University of Colorado
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
* Neither the name of the University of Colorado at Boulder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package clear.treebank;

import java.util.ArrayList;

import clear.util.tuple.JObjectObjectTuple;

/**
 * English Treebank library.
 * @author Jinho D. Choi
 * <b>Last update:</b> 9/1/2010
 */
public class TBKrLib extends TBLib 
{
	// clausal-level pos-tags
	static final public String POS_S   = "S";
	static final public String POS_AP  = "AP";
	static final public String POS_DP  = "DP";
	static final public String POS_NP  = "NP";
	static final public String POS_IP  = "IP";
	static final public String POS_VP  = "VP";
	static final public String POS_VNP = "VNP";
	static final public String POS_Q   = "Q";
	static final public String POS_X   = "X";
	static final public String POS_L   = "L";
	static final public String POS_R   = "R";
	
	// function tags
	static final public String TAG_AJT = "AJT";
	static final public String TAG_CMP = "CMP";
	static final public String TAG_CNJ = "CNJ";
	static final public String TAG_INT = "INT";
	static final public String TAG_MOD = "MOD";
	static final public String TAG_OBJ = "OBJ";
	static final public String TAG_PRN = "PRN";
	static final public String TAG_SBJ = "SBJ";
	
	static final public String DEP_P    = "P";
	static final public String DEP_ADV  = "ADV";
	static final public String DEP_MOD  = "MOD";
	static final public String DEP_AMOD = "AMOD";
	static final public String DEP_DMOD = "DMOD";
	static final public String DEP_NMOD = "NMOD";
	static final public String DEP_VMOD = "VMOD";
	static final public String DEP_QMOD = "QMOD";
	
	static public ArrayList<JObjectObjectTuple<String,String>> splitMorphem(String morphem)
	{
		if (morphem.startsWith("+"))	morphem = morphem.substring(1);
		morphem = morphem.replaceAll("//"  , "-FS-/");
		morphem = morphem.replaceAll("\\+/", "-PS-/");
		String[] tmp = morphem.split("\\+|/");
		
		ArrayList<JObjectObjectTuple<String,String>> list = new ArrayList<JObjectObjectTuple<String,String>>(tmp.length/2);
		if (tmp.length % 2 != 0)	return list;
		
		for (int i=0; i<tmp.length; i+=2)
		{
			if      (tmp[i].equals("-FS-"))	tmp[i] = "/";
			else if (tmp[i].equals("-PS-"))	tmp[i] = "+";
			
			list.add(new JObjectObjectTuple<String,String>("_"+tmp[i], tmp[i+1]));
		}

		return list;
	}
	
	static public boolean isPunctuation(String morphem)
	{
		for (JObjectObjectTuple<String,String> tup : splitMorphem(morphem))
		{
			if (!tup.o2.matches("SF|SP|SS|SE|SO|SW"))
				return false;
		}
		
		return true;
		
	}
}
